Home / 5,353.24-7,388.22-3,865.96

Finding the Fourth Proportional to 5,353.24, 7,388.22 and 3,865.96

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Solution

The fourth proportional to 5,353.24, 7,388.22 and 3,865.96 is: 5,335.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.24 : 7,388.22 = 3,865.96 : x
  2. Step 2: Convert to fraction form
    5,353.24/7,388.22 = 3,865.96/x
  3. Step 3: Cross multiply
    5,353.24x = 7,388.22 × 3,865.96
  4. Step 4: Simplify right side
    5,353.24x = 28,562,562.99
  5. Step 5: Solve for x
    x = 28,562,562.99/5,353.24
  6. Step 6: Final answer
    x = 5,335.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.